<ARTICLE> 5 <MULTIPLIER> 1000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> APR-02-1999 <CASH> 20,175 <SECURITIES> 3,051 <RECEIVABLES> 74,553 <ALLOWANCES> 1,559 <INVENTORY> 65,379 <CURRENT-ASSETS> 179,617 <PP&E> 281,676 <DEPRECIATION> 128,280 <TOTAL-ASSETS> 408,415 <CURRENT-LIABILITIES> 128,739 <BONDS> 27,959 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 23,330 <OTHER-SE> 183,510 <TOTAL-LIABILITY-AND-EQUITY> 408,415 <SALES> 174,708 <TOTAL-REVENUES> 174,708 <CGS> 97,590 <TOTAL-COSTS> 97,590 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 50 <INTEREST-EXPENSE> 605 <INCOME-PRETAX> 19,863 <INCOME-TAX> 7,498 <INCOME-CONTINUING> 12,365 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 12,365 <EPS-PRIMARY> 0.64 <EPS-DILUTED> 0.61